Patents
Sitemap › B29 - Working of plastics; Working of substances in a plastic state in general › B29L - Indexing scheme associated with subclass , relating to particular articles › B29L 23 - Tubular articles
Patents for B29L 23 - Tubular articles (4,866)
11/2012
11/21/2012CN202540702U Circulating water cooling system used on production line
11/21/2012CN202540693U Vacuum compounding device for outer rubber layers of extrusion-molded compounded rubber tubes
11/21/2012CN202540545U Pneumatic demoulding device
11/21/2012CN102788198A Multifunctional PP-R pipe and preparation method thereof
11/21/2012CN102785377A Secondary plastic repairing method of lining plastic steel tube
11/21/2012CN102785367A Compression molding technology for air inlet rubber hose of turbocharger
11/21/2012CN101905524B Jointing die for plastic hose extruder
11/14/2012CN202528445U Pipe diameter-fixing sleeve
11/14/2012CN202528430U Multi-track plastic pipe traction machine
11/14/2012CN202528429U Novel polyolefin tubing basket type machine head
11/14/2012CN202528427U Spreader PVC pipe machine head
11/14/2012CN102777708A Fiber-woven pultrusion pipeline and production method
11/14/2012CN102774012A Production method of steel-plastic composite pipe
11/14/2012CN102774002A Mold and method for making special-shaped polytetrafluoroethylene tube
11/14/2012CN102773994A Novel sizing sleeve capable of enhancing sizing effect
11/14/2012CN102773993A Eight-out vacuum box
11/14/2012CN102773986A Foaming tube feeding die for reducing noise
11/14/2012CN102773985A PE (poly ethylene) thin-wall tube production equipment adopting air bag method
11/14/2012CN102773984A Production technique of polyethylene reelable tube
11/07/2012CN102770254A Die, die production method, and production of antireflection film
11/07/2012CN102767652A Heat-resisting polyethylene composite pipe and preparation method thereof
11/07/2012CN102767650A Pipeline and producing process thereof
11/07/2012CN102765180A PVC (polyvinyl chloride) pipe molding machine with setting device
11/07/2012CN102765178A Composite plastic pipe forming die
11/07/2012CN102765176A Preparation method for polyphenylene sulfide cooling pipeline for vehicle
10/2012
10/31/2012EP2517864A1 Prepreg winding method and apparatus
10/31/2012CN202507543U Heating device of heat shrink tube
10/31/2012CN202507537U Drawing mechanism of plastic pipe sizing block
10/31/2012CN202507532U Twisted feeding mechanism formed by compounding polyethylene winding structure wall tubes
10/31/2012CN202507531U Composite molding support device of polyethylene winding structure wall tube
10/31/2012CN202507522U Liquid level controller of HDPE (High-Density Poly Ethylene) tubular product cooling water bath
10/31/2012CN202507520U Vacuum sizing box for thin-wall plastic pipe
10/31/2012CN202507516U Online cooling system of internal surface of polyolefin pipes
10/31/2012CN202507511U Auxiliary traction system of large-caliber plastic pipe traction machine
10/31/2012CN202507510U Multi-pipeline molding mould
10/31/2012CN202507509U Mold of HDPE (high-density polyethylene) tubing extruder
10/31/2012CN202507508U Three-layer screw-type pipe co-extrusion handpiece
10/31/2012CN202507507U One-die double-extrusion flow splitting die for extrusion forming of polypropylene pipe
10/31/2012CN202507503U Single-screw pipe color mark line co-extrusion machine
10/31/2012CN202507500U Device for rapidly extruding cross-linked polyethylene pipe
10/31/2012CN102756468A Module vacuum-forming device
10/24/2012CN202498735U Air blowing and inducing mechanism of core tube in extruding machine of carat tube
10/24/2012CN102744888A Method for producing helical tube having plum blossom-shaped cross section
10/24/2012CN102744864A Shaping mold of helical structure
10/24/2012CN102744849A Method for hot-melting connection of socket-type plastic pipe and adapter sleeve and melting connection device therefor
10/24/2012CN102744831A Automatic high speed flexible pipe shoulder forming machine
10/17/2012CN202491424U Reinforcement tube positioning bracket in carat tube plastic extruding machine
10/17/2012CN202491407U Automatic material suction machine of plastic pipe production line
10/17/2012CN202491404U Material supply device
10/17/2012CN202491399U Plastic extruding machine of Klarinette tube
10/17/2012CN202491348U Glass fiber reinforced plastic pipeline curing device
10/17/2012CN102729461A Heating system for shape memory polymer rigidity change pipe
10/17/2012CN102729454A Pipe billet stretching sealing device of plastic hollow forming machine
10/17/2012CN102729447A Polyethylene feed tube production line processing control method
10/17/2012CN102729446A Linkage production method and device for rubber hose extrusion
10/17/2012CN102729419A Air ejection device for bellows
10/17/2012CN102729417A Injection mold ejection device for bellows
10/17/2012CN102729374A Tunnel type quick freezing device
10/11/2012WO2012136472A1 Injection-moulding press
10/10/2012CN202480369U Pipe shaping device
10/10/2012CN102725130A Cylindrical structure and method for manufacturing the same
10/10/2012CN102721241A Capillary network, capillary network welding device, and method for welding capillary network
10/10/2012CN101746012B Process for making water channel of outlet water unit
10/03/2012CN202462887U Winding-corrugated-pipe production equipment and three-wall winding corrugated pipe
10/03/2012CN202462871U Improved spring pipe bender
10/03/2012CN202462851U Water-level controllable water tank for cooling
10/03/2012CN202462832U Plastic pipe production equipment
10/03/2012CN202462735U Lifting semi-automatic warming furnace
10/03/2012CN202462733U Vertical drying oven for heating hose
10/03/2012CN102700119A Multi-thread nozzle winding device used on elbow pipe winding machine
10/03/2012CN102700103A Multi-color plastic coating process and product
10/03/2012CN102700102A Small-caliber plastic corrugated pipe molding machine
10/03/2012CN101797798B Pipe winding device in polyethylene plastic pipe production line
09/2012
09/26/2012CN202448348U Molding die of truss tubular construction member made of resin matrix composite materials
09/26/2012CN202448320U Manufacturing device of metal resin composite pipe
09/26/2012CN102689441A Manufacturing method of composite pipe, viscous substance conveying pipe and conveying cylinder
09/26/2012CN102689385A Mold core withdrawing device used in processing of all-plastic threaded pipe fitting
09/19/2012CN102675715A Ultra-high molecular weight polyethylene tube and production technique thereof
09/19/2012CN102672952A Speed-adjustable dry-expanding machine
09/19/2012CN102672938A Extrusion molding die, extruding molding apparatus, medical tube, and method for producing medical tube
09/19/2012CN102672934A Production method of buried cracking-resistant polyethylene pipeline for fuel gas
09/12/2012EP2497626A1 Cylindrical structure and method for manufacturing same
09/12/2012EP2497625A1 Cylindrical structure and method of production thereof
09/12/2012CN202428642U Plunger-type extruder for micro-porous tubes
09/12/2012CN102666074A Prepreg winding method and apparatus
09/12/2012CN102660128A Plastic coat ash material and pipe, production technology and production system
09/12/2012CN102658658A Device for production of corrosion-resisting glass fiber-reinforced plastic pipe
09/12/2012CN102658652A Complete equipment of large-calibre electric melting socket type steel band enhanced spiral double-wall corrugated pipe
09/12/2012CN102658642A Glass reinforced plastic pipe coiling machine
09/12/2012CN102658636A Vacuum compound device for extrusion molding of outer layer of composite rubber tube
09/12/2012CN101947846B Ultrasonic vibration microtube extrusion mould
09/07/2012WO2012117092A1 Press for manufacturing a one‑piece object and method for using said press
09/05/2012CN202412607U Injection mould of silicone rubber tube
09/05/2012CN202412541U Baking lamp frame of curing machine
09/05/2012CN102656004A Cylindrical structure and method of production thereof
08/2012
08/29/2012CN202399449U Drying oven for steel wire mesh pipe production line
08/29/2012CN202399448U Drying oven for steel wire mesh pipe production line
08/29/2012CN101856866B Expanded polytetrafluoroethylene tube extrusion molding die
08/22/2012CN202388795U Lined composite pipe flanging device
08/22/2012CN202388782U Mating die for producing PE (polyethylene) pipe materials
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